Parent State ID: 36
State Depth: 6
Action Taken: (board p4 fast0 n2 0 1)
Action Reasoning: To bring p4 to floor 4, we can board p4 onto fast0 at floor 2 and move it to floor 4. This will help us reach the goal state efficiently.
State Description: - fast0: At floor 2 (n2), 1/2 passengers (p4 onboard).- fast1: At floor 5 (n5), 0/2 passengers.- slow0-0: At floor 2 (n2), 0/1 passengers.- p0: On floor 4 (n4).- p1: On floor 1 (n1).- p2: On floor 5 (n5).- p3: On floor 4 (n4).- p4: Onboard fast0 at floor 2 (n2).- p5: On floor 5 (n5).- p6: On floor 2 (n2).
Action Path: ['(board p2 fast1 n3 0 1)', '(move-up-fast fast1 n3 n5)', '(move-up-fast fast0 n0 n1)', '(leave p2 fast1 n5 1 0)', '(move-up-fast fast0 n1 n2)', '(board p4 fast0 n2 0 1)']

successfully verified the action of new state 52 with the path: The last action `(board p4 fast0 n2 0 1)` is valid as all preconditions are met, and the effects are correctly reflected in the current state. The natural language description and visualization of the current state are accurate, with all objects correctly represented and updated according to the sequence of actions taken.

INACTIVE REASON: Pruned in beam search
